Routing software

thumb|DD-WRT was originally designed for the Linksys WRT54G series, but now runs on a variety of routers.

IPFire is a hardened open source Linux distribution that primarily performs as a router and a firewall; a standalone firewall system with a web-based management console for configuration.

Vyatta is a software-based virtual router, virtual firewall and VPN product for Internet Protocol networks (IPv4 and IPv6). A free download of Vyatta has been available since March 2006. The system is a specialized Debian-based Linux distribution with networking applications such as Quagga, OpenVPN, and many others. A standardized management console, similar to Juniper JUNOS or Cisco IOS, in addition to a web-based GUI and traditional Linux system commands, provides configuration of the system and applications. In recent versions of Vyatta, web-based management interface is supplied only in th

technologies that facilitate the transition between the IPv4 and IPv6 systems on the Internet

Linux-based firmware for gateway routers

Windows feature that allows sharing an Internet connection in a local network

NAT64 is an IPv6 transition mechanism that facilitates communication between IPv6 and IPv4 hosts by using a form of network address translation (NAT). The NAT64 gateway is a translator between IPv4 and IPv6 protocols, for which function it needs at least one IPv4 address and an IPv6 network segment comprising a 32-bit address space. The "well-known prefix" reserved for this service is ''''''.

VyOS is an open source network operating system Linux distribution based on Debian.